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Re: [PATCH] Fix BPF check for kernels < 3.20
- From: Richard Henderson <rth at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Tue, 06 Sep 2016 10:00:42 -0700
- Subject: Re: [PATCH] Fix BPF check for kernels < 3.20
On 09/05/2016 02:21 AM, Mark Wielaard wrote:
> On Wed, 2016-08-31 at 16:21 +0200, Mark Wielaard wrote:
>> > Thanks, that does look like the correct configure check.
>> > But it seems that BPF_PSEUDO_MAP_FD is the only missing constant
>> > introduced since 3.18 (when linux/bpf.h was added) that we use.
>> > So maybe we could simply define it ourselves when not found. So we can
>> > build against any linux/bpf.h out there.
>> > What do people think of the following?
> I tested it against the latest stable kernel and headers from the 3.18
> kernel and it seems to work fine. Any objections to commit the attached?